diff options
Diffstat (limited to 'arch/arm/mach-tegra/tegra210/xusb-padctl.c')
| -rw-r--r-- | arch/arm/mach-tegra/tegra210/xusb-padctl.c | 42 |
1 files changed, 31 insertions, 11 deletions
diff --git a/arch/arm/mach-tegra/tegra210/xusb-padctl.c b/arch/arm/mach-tegra/tegra210/xusb-padctl.c index 9ec93e7c4c..bf85e075de 100644 --- a/arch/arm/mach-tegra/tegra210/xusb-padctl.c +++ b/arch/arm/mach-tegra/tegra210/xusb-padctl.c @@ -8,6 +8,8 @@ #include <common.h> #include <errno.h> +#include <dm/of_access.h> +#include <dm/ofnode.h> #include "../xusb-padctl-common.h" @@ -15,6 +17,8 @@ #include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h> +DECLARE_GLOBAL_DATA_PTR; + enum tegra210_function { TEGRA210_FUNC_SNPS, TEGRA210_FUNC_XUSB, @@ -421,17 +425,33 @@ static const struct tegra_xusb_padctl_soc tegra210_socdata = { .num_phys = ARRAY_SIZE(tegra210_phys), }; -void tegra_xusb_padctl_init(const void *fdt) +void tegra_xusb_padctl_init(void) { - int count, nodes[1]; - - debug("> %s(fdt=%p)\n", __func__, fdt); - - count = fdtdec_find_aliases_for_id(fdt, "padctl", - COMPAT_NVIDIA_TEGRA210_XUSB_PADCTL, - nodes, ARRAY_SIZE(nodes)); - if (tegra_xusb_process_nodes(fdt, nodes, count, &tegra210_socdata)) - return; + ofnode nodes[1]; + int count = 0; + int ret; + + debug("%s: start\n", __func__); + if (of_live_active()) { + struct device_node *np = of_find_compatible_node(NULL, NULL, + "nvidia,tegra210-xusb-padctl"); + + debug("np=%p\n", np); + if (np) { + nodes[0] = np_to_ofnode(np); + count = 1; + } + } else { + int node_offsets[1]; + int i; + + count = fdtdec_find_aliases_for_id(gd->fdt_blob, "padctl", + COMPAT_NVIDIA_TEGRA210_XUSB_PADCTL, + node_offsets, ARRAY_SIZE(node_offsets)); + for (i = 0; i < count; i++) + nodes[i] = offset_to_ofnode(node_offsets[i]); + } - debug("< %s()\n", __func__); + ret = tegra_xusb_process_nodes(nodes, count, &tegra210_socdata); + debug("%s: done, ret=%d\n", __func__, ret); } |